recessive

recessive
recessively, adv.recessiveness, n.
/ri ses"iv/, adj.
1. tending to go, move, or slant back; receding.
2. Genetics. of or pertaining to a recessive.
3. Phonet. (of an accent) showing a tendency to recede from the end toward the beginning of a word.
n. Genetics.
4. that one of a pair of alternative alleles whose effect is masked by the activity of the second when both are present in the same cell or organism.
5. the trait or character determined by such an allele. Cf. dominant (def. 6).
[1665-75; < L recess(us) (see RECESS) + -IVE]

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  • Recessive — Re*ces sive (r[ e]*s[e^]s s[i^]v), n. (Genetics) A genetic trait determined by a recessive[2] allele; a trait not appearing in the phenotype unless both chromosomes of the organism have the same allele; also, an allele which is recessive[2].… …   The Collaborative International Dictionary of English

  • Recessive — Re*ces sive (r[ e]*s[e^]s s[i^]v), a. 1. Going back; receding. [1913 Webster] 2. (Genetics) Not appearing in the phenotype unless both alleles of the organism have the same trait; of genetic characteristics, or of the genes coding for such… …   The Collaborative International Dictionary of English

  • recessive — Genetics ► ADJECTIVE ▪ (of a heritable characteristic) controlled by a gene that is expressed in offspring only when inherited from both parents. Compare with DOMINANT(Cf. ↑dominantly). ► NOUN ▪ a recessive trait or gene …   English terms dictionary

  • recessive — [ri ses′iv] adj. [< L recessus (see RECESS) + IVE] 1. receding or tending to recede 2. Genetics designating or relating to that one of any pair of allelic hereditary factors which, when both are present in the germ plasm, remains latent:… …   English World dictionary

  • recessive — recessive. См. рецессивный. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • recessive — index regressive Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • recessive — (adj.) 1670s, from L. recess , pp. stem of recedere (see RECEDE (Cf. recede)). Linguistics sense is from 1879; in genetics, 1900, from Ger. recessiv (Mendel, 1865) …   Etymology dictionary

  • Recessive — A trait that is evident only when one copy of the gene for it is inherited from each of the parents. * * * 1. Drawing away; receding. 2. In genetics, denoting a trait due to a particular allele or alleles at a single locus that does not manifest… …   Medical dictionary

  • recessive — I. adjective Date: circa 1673 1. a. tending to recede b. withdrawn 2 2. a. producing little or no phenotypic effect when occurring in heterozygous condition with a contrasting allele < recessive genes > b. expressed only when the determining gene …   New Collegiate Dictionary

  • recessive — adj. describing a gene (or its corresponding characteristic) whose effect is shown in the individual only when its allele is the same, i.e. when two such alleles are present (the double recessive condition). Many hereditary diseases (including… …   The new mediacal dictionary

  • Récessive — Récessif En génétique, on parle de récessivité lorsqu un allèle ne peut donner un phénotype lorsqu il est seul représentant dans les chromosomes de la cellule considérée (sauf en cas d haploïdie). Au contraire, on parle d allèle dominant lorsqu… …   Wikipédia en Français

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