- Lacking a center; in cytogenetics, denoting a chromosome fragment without a centromere. [G. a- priv. + kentron, center]
* * *acen·tric (')ā-'sen-trik adj lacking a centromere <\acentric chromosomes>
* * *n.(in genetics) a chromosome or fragment of a chromosome that has no centromere. Since acentrics cannot attach to the spindle they are usually lost during cell division. They are often found in cells damaged by radiation.• acentric adj.
* * *acen·tric (a-senґtrik) [Gr. akentrikos 1. not centric] not central; not located in the center. 2. a chromosome lacking a centromere, so that the chromosome will not survive subsequent cell divisions.
Medical dictionary. 2011.
Look at other dictionaries:
Acentric — A*cen tric, a. [Gr. a priv. + ? a point, a center.] Not centered; without a center. [1913 Webster] … The Collaborative International Dictionary of English
acentric — ACÉNTRIC, Ă adj. (despre cromozomi) 1. nedispus în centru. 2. lipsit de centromere. (< fr. acentrique) Trimis de raduborza, 15.09.2007. Sursa: MDN … Dicționar Român
acentric — adjective Date: 1937 lacking a centromere < acentric chromosomes > … New Collegiate Dictionary
acentric — n. (in genetics) a chromosome or fragment of a chromosome that has no centromere. Since acentrics cannot attach to the spindle they are usually lost during cell division. They are often found in cells damaged by radiation. Derivatives: acentric… … The new mediacal dictionary
acentric — adjective 1. lacking a centromere an acentric chromosome fragment • Pertains to noun: ↑centromere 2. not centered or having no center • Similar to: ↑eccentric, ↑nonconcentric … Useful english dictionary
acentric — adj. [Gr. a, without; kentrol, center] Pertaining to not being centered; lacking a centromere when referring to a chromosome or chromosome fragment … Dictionary of invertebrate zoology
acentric — Descriptive of pieces of chromosome that lack a centromere … Dictionary of molecular biology
acentric — /ay sen trik/, adj. 1. not centered; having no center. 2. Genetics. of or pertaining to a chromosome or chromatid that lacks a centromere. Cf. acrocentric, metacentric, telocentric. [1850 55; A 6 + CENTRIC] * * * … Universalium
acentric — adjective Not centered; without a center … Wiktionary
acentric — adj. lacking a center … English contemporary dictionary