55 results found

Search Results for: pro


pro- (Science: prefix) Prefix (from both greek and latin) with many meanings including before, in front of, preceding, on... Read More


Pro symbol for proline or its... Read More


prolabium 1. The exposed carmine margin of the lip. 2. The isolated central soft-tissue segment of the upper lip in the... Read More


Definition noun, plural: procaryotes Any of the group of organisms primarily characterized by the lack of true nucleus and... Read More


proembryo (Science: botany) The series of cells formed in the ovule of a flowering plant after fertilization, but before the... Read More


Definition noun The phase of mitosis between prophase and metaphase wherein the nuclear envelope breaks down and form... Read More


procreate To beget; to produce by the sexual act; said usually of the male parent. Origin: L. Pro-creo, pp. -creatus, to... Read More


promontory Origin: L. Promonturium, promunturium; pro before - mons, montis, mountain: cf. F. Promontoire. See Mount. 1.... Read More

Promoter gene

Definition noun, plural: promoter genes (genetics) A site in a DNA molecule at which RNA polymerase and transcription... Read More


procedure A series of steps by which a desired result is accomplished. Origin: L. Procedere, from pro = forward, cedere =... Read More


Definition noun, plural: promegakayocytes A precursor cell in the thrombocytic series that arises from a megakaryoblast and... Read More


prothorax (Science: zoology) The first or anterior segment of the thorax in insects. Origin: Pref. Pro- -... Read More


polyprotein (Science: protein) protein that, after synthesis, is cleaved to produce several functionally distinct... Read More


Definition noun, plural: promoters (chemistry) A substance that is capable of increasing the activity of a catalyst to... Read More


propulsion (Science: neurology) The tendency to fall forward; responsible for the festination in paralysis agitans. Origin:... Read More


prospermia Rarely used term for premature ejaculation. Origin: pro-- G. Sperma,... Read More


prominent 1. Standing out, or projecting, beyond the line surface of something; jutting; protuberant; in high relief; as, a... Read More


Definition noun A precursor of pepsin released from the stomach. Supplement Word origin: pro- (before) + pepsin See... Read More


Proboscis Definition What is proboscis? A proboscis refers to an elongated or projecting appendage in the head region of... Read More


Prokaryote refers to any of the group of organisms primarily characterized by the lack of true nucleus and other... Read More


prose 1. The ordinary language of men in speaking or writing; language not cast in poetical measure or rhythm;... Read More


project 1. To shoot forward; to extend beyond something else; to be prominent; to jut; as, the cornice projects; branches... Read More


proportion 1. The relation or adaptation of one portion to another, or to the whole, as respect magnitude, quantity, or... Read More


prolific 1. Having the quality of generating; producing young or fruit; generative; fruitful; productive; applied to plants... Read More


prodigal given to extravagant expenditure; expending money or other things without necessity; recklessly or viciously... Read More


profuse 1. Pouring forth with fullness or exuberance; bountiful; exceedingly liberal; giving without stint; as, a profuse... Read More


procure 1. To bring into possession; to cause to accrue to, or to come into possession of; to acquire or provide for one's... Read More


province 1. A country or region, more or less remote from the city of Rome, brought under the roman government; a conquered... Read More


produce 1. To bring forward; to lead forth; to offer to view or notice; to exhibit; to show; as, to produce a witness or... Read More


produce 1. To bring forward; to lead forth; to offer to view or notice; to exhibit; to show; as, to produce a witness or... Read More


Definition noun, plural: prosimians Any of the primitive, nocturnal primates, such as lemurs, lorisoids, haplorrhine... Read More


prorubricyte basophilic normoblast. See: erythroblast. Origin: pro-- rubricyte pernicious anaemia type prorubricyte,... Read More


Definition noun The phase following interphase and preceding metaphase of cell divisions (i.e. mitosis and meiosis), and in... Read More


probiosis An association of two organisms that enhances the life processes of both. Compare: antibiosis, symbiosis,... Read More


Definition noun, plural: tropocollagens A single collagen molecule; a molecular structure that makes up a collagen fiber,... Read More


Definition noun A nonapeptide that is vasoactive causing blood vessels to dilate Supplement Bradykinin is a type of kinin.... Read More


Definition noun, plural: chemokines A chemotactic cytokine released by cells to function in chemotaxis, inflammation, and... Read More


Definition noun, plural: pentapeptides A peptide containing five amino acids Supplement Peptides are biomolecules that are... Read More


Amphipathic is a word used to describe a chemical compound containing both polar (water-soluble) and nonpolar (not... Read More


Definition noun, plural: argipressins A vasopressin that has an amino acid sequence:... Read More