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Sagittal axis

Definition noun (anatomy) (1) An anatomical axis or imaginary line that lies perpendicular to the sagittal plane. (2) The... Read More

Definition

Frontal axis

Definition noun (anatomy) (1) An anatomical axis or imaginary line that lies perpendicular to the frontal plane. (2) The... Read More

Definition

Pelvic axis

pelvic axis A hypothetical curved line joining the centre point of each of the four planes of the pelvis, marking the centre... Read More

Article

Nervous System

THE is the most complicated and highly organized of the various systems which make up the human body. It is the... Read More

Definition

Diarthrodial joint

What is a diarthrodial joint? A diarthrosis joint is a freely moving joint characterized by its mobility and joint cavity... Read More

Definition

Axis

Axis (Science: botany) a stem, commonly used for the main stem of a whole plant or of an... Read More

Definition

Y-axis

Y-axis A cephalometric indicator of the vertical and horizontal coordinates of mandibular growth expressed in degrees of the... Read More

Definition

Codon

What does codon mean? A codon, in biology, is the basic genetic unit of life that acts as the template for the amino acid... Read More

Definition

Radial symmetry

Definition noun A form of symmetry in which the body plan is divisible into identical parts around a central... Read More

Definition

Symmetry

Definition noun, plural: symmetries Correspondence of parts (in terms of form, size, distribution, or arrangement) on... Read More

Definition

Vertex

vertex 1. (Science: anatomy) A turning point; the principal or highest point; top; summit; crown; apex. Specifically: the... Read More

Definition

Abscissa

Abscissa (Science: geometry) One of the elements of reference by which a point, as of a curve, is referred to a system of... Read More

Definition

Revolution

revolution 1. The act of revolving, or turning round on an axis or a center; the motion of a body round a fixed point or... Read More

Definition

Principal

principal 1. Highest in rank, authority, character, importance, or degree; most considerable or important; chief; main; as,... Read More

Definition

Eccentricity

Eccentricity Origin: cf. F. Excentricite. 1. The state of being eccentric; deviation from the customary line of conduct;... Read More

Definition

Intercalary meristem

The basic structural framework of plants is composed of different types of tissues. Based upon the capacity to divide, the... Read More

Definition

Transverse

transverse lying or being across, or in a crosswise direction; athwart; often opposed to longitudinal. (Science: geometry)... Read More

Definition

Screw

screw 1. To turn, as a screw; to apply a screw to; to press, fasten, or make firm, by means of a screw or screws; as, to... Read More

Definition

Swivel

swivel 1. (Science: mechanics) A piece, as a ring or hook, attached to another piece by a pin, in such a manner as to permit... Read More

Definition

Angular

Angular 1. Relating to an angle or to angles; having an angle or angles; forming an angle or corner; sharp-cornered;... Read More

Definition

Bilateral symmetry

Definition noun, plural: bilateral symmetries A form of symmetry in which the opposite sides along a midline is a duplicate... Read More

Definition

Ordinate

ordinate well-ordered; orderly; regular; methodical. ''A life blissful and ordinate. (Science: mathematics) '' Ordinate... Read More

Definition

Angiosperm

Angiosperms Definition What is an angiosperm? An angiosperm is a plant that produces flowers. The angiosperms, also... Read More

Definition

Spin

spin 1. To practice spinning; to work at drawing and twisting threads; to make yarn or thread from fibre; as, the woman... Read More

Definition

Asymmetry

Definition noun The lack or absence of symmetry Supplement In biology, the body plan of many organisms exhibit symmetry.... Read More

Definition

Vortex

vortex Origin: L. Vortex, vertex, -icis, fr. Vortere, vertere, to turn. See Vertex. 1. A mass of fluid, especially of a... Read More

Definition

Eccentric

Eccentric 1. Deviating or departing from the center, or from the line of a circle; as, an eccentric or elliptical orbit;... Read More

Definition

Ellipse

Ellipse 1. (Science: geometry) An oval or oblong figure, bounded by a regular curve, which corresponds to an oblique... Read More

Definition

Graph

Graph 1. A line or tracing denoting varying values of commodities, temperatures, urinary output, etc.; more generally, any... Read More

Definition

Longitudinal section

Definition noun A section done by a plane along the long axis of a structure Supplement The term longitudinal section... Read More

Definition

Pivot

pivot 1. A fixed pin or short axis, on the end of which a wheel or other body turns. 2. The end of a shaft or arbor which... Read More

Definition

Rolling

rolling 1. Rotating on an axis, or moving along a surface by rotation; turning over and over as if on an axis or a pivot;... Read More

Definition

Poles

Pole 1. A long, slender piece of wood; a tall, slender piece of timber; the stem of a small tree whose branches have been... Read More

Definition

Vane

vane 1. A contrivance attached to some elevated object for the purpose of showing which way the wind blows; a weathercock.... Read More

Definition

Pleiotropy

Pleiotropy Definition When one single gene starts affecting multiple traits of living organisms, this phenomenon is known... Read More

Definition

Chordata

Chordata Definition What is Chordata? Chordata is the phylum of the animal kingdom that includes a large number of animal... Read More

Definition

H and d curve

Definition noun A graph in which the density of the photographic film (vertical axis) is plotted against the logarithm of... Read More

Definition

Moment

moment 1. A minute portion of time; a point of time; an instant; as, at thet very moment. In a moment, in the twinkling of... Read More

Definition

Preaxial

preaxial (Science: anatomy) Situated in front of any transverse axis in the body of an animal; anterior; cephalic;... Read More

Tutorial

Stems

External Form of a Woody Twig A woody twig, or stem, is an axis with leaves attached. The leaves are arranged in various... Read More

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