ret|i|nac|u|lum

ret|i|nac|u|lum
ret|i|nac|u|lum «REHT uh NAK yuh luhm», noun, plural -u|la «-yuh luh».
1. Botany. a viscid gland on the stigma of orchids and plants of the milkweed family for holding the pollen masses together.
2. Anatomy. a bridle or frenum; a fibrous structure binding down the tendons of muscles.
3. Zoology. a) a small scale or plate which in some insects checks too much protrusion of the sting. b) an arrangement of hooks, or of hooks and bristles, whereby the fore and hind wings of insects are interlocked when in flight.
╂[< Latin retinaculum a band, halter < retinēre to hold back; see etym. under retain (Cf. ↑retain)]

Useful english dictionary. 2012.

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  • nac — ac·i·nac·i·form; al·ma·nac; ar·ach·nac·tis; car·vo·ta·nac·e·tone; chae·nac·tis; cte·nac·o·don; do·nac·i·dae; do·nac·i·form; gu·ber·nac·u·lar; gu·ber·nac·u·lum; hi·ber·nac·u·lum; me·nac·can·ite; nac; NAC; nac·a·rat; per·ti·nac·i·ty; phe·nac·odus;… …   English syllables

  • lum — ac·e·tab·u·lum; acic·u·lum; am·y·lum; an·te·bel·lum; an·te·o·per·cu·lum; as·co·phyl·lum; as·per·gil·lum; asy·lum; bac·u·lum; bel·lum; blaf·lum; blel·lum; bol·bo·phyl·lum; brach·y·phyl·lum; cal·o·phyl·lum; ca·lum·ba; ca·lum·ni·ate;… …   English syllables

  • ret — abi·u·ret; amo·ret·to; aph·ae·ret·ic; ap·o·ret·ic; apy·ret·ic; ar·bo·ret; ar·ret; ar·sen·iu·ret·ted; ba·ret·ta; bar·ret; bar·ret·ter; be·ret; ber·ret·ti·no; bi·ret·ta; bi·u·ret; car·bu·ret·ant; car·bu·ret·or; ca·ret·ta; ca·ret·to·che·lyd·i·dae;… …   English syllables

  • retinaculum — ret·i·nac·u·lum …   English syllables

  • retinaculum — ret•i•nac•u•lum [[t]ˌrɛt nˈæk yə ləm[/t]] n. pl. la ( lə). zool. anat. any of various anatomical structures that hook, clasp, or bind individual parts, as seeds or organs, together or in place • Etymology: 1815–25; < NL; L retināculum tether… …   From formal English to slang

  • retinaculum — A frenum, or a retaining band or ligament. [L. a band, a halter, fr. retineo, to hold back] antebrachial flexor r. thickening of distal antebrachial fascia just proximal to radiocarp …   Medical dictionary

  • extensor retinaculum — extensor ret·i·nac·u·lum .ret ən a kyə ləm n 1) either of two fibrous bands of fascia crossing the front of the ankle: a) a lower band that is attached laterally to the superior aspect of the calcaneus and passes medially to divide in the shape… …   Medical dictionary

  • Retinacula — Retinaculum Ret i*nac u*lum, n.; pl. {Retinacula}. [L., a holdfast, a band. See {Retain}.] 1. (Anat.) (a) A connecting band; a fr[ae]num; as, the retinacula of the ileoc[ae]cal and ileocolic valves. (b) One of the annular ligaments which hold the …   The Collaborative International Dictionary of English

  • Retinaculum — Ret i*nac u*lum, n.; pl. {Retinacula}. [L., a holdfast, a band. See {Retain}.] 1. (Anat.) (a) A connecting band; a fr[ae]num; as, the retinacula of the ileoc[ae]cal and ileocolic valves. (b) One of the annular ligaments which hold the tendons… …   The Collaborative International Dictionary of English

  • u — acid·u·lent; ac·u·ate; an·ti·co·ag·u·lant; an·ti·di·u·ret·ic; ap·pen·dic·u·lar·ia; ap·pen·dic·u·lar·i·an; ar·tic·u·lar; ar·tic·u·late; at·ten·u·ate; at·trib·u·tive; au·ric·u·la; au·ric·u·lar; au·ric·u·lar·ia; bin·oc·u·lar; brot·u·lid;… …   English syllables

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