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Filum

Noun, pl. fila 1. A filamentous anatomical structure. (wiktionary.org) 2. A threadlike structure (as a chainlike series of cells). (wordnetweb.princeton.edu) Word origin: From Latin fīlum...

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Fimbria

/ˈfimbrēə/ Noun, pl. fimbriae or fimbriæ 1. Any anatomical structure in the form of a fringe, but especially that around the ovarian end of the Fallopian tube. (wiktionary.org). An individual thread in such a structure, esp. a fingerlike projection at the end of the Fallopian tube near the ovary. (Google Dictionary) 2. (Bacteriology) a. A proteinaceous appendage in many gram-negative bacteria that is thinner and shorter than a flagellum. (wikipedia.org) b. A short, filamentous projection on a bacterial cell, used not for motility but for adhering to other bacterial cell (especially for mating) or to animal cells. (biology-online.org) 3. (Neuroanatomy) A prominent band of white matter along the medial edge of the hippocampus in the brain. (wikipedia.org) 4. (Female reproductive system) A fringe of tissue near the ovary leading to the fallopian tube. (wikipedia.org) 5. (Entomology) A fringe of setae, usually along the margin of a segment. (wikipedia.org) 6. (Zoology) A genus of clams. (wikipedia.org) Word origin: A Latin word that literally means...

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Fissure

/ˈfiSHər/ Noun 1. A groove, natural division, deep furrow, elongated cleft, or tear in various parts of the body. (wikipedia.org) 2. Any cleft or groove, normal or otherwise, especially a deep fold in the cerebral cortex which involves the entire thickness of the brain wall. (wiktionary.org) 3. A long narrow slit or groove that divides an organ into lobes. (wordnetweb.princeton.edu) Verb 1. Split or crack (something) to form a long narrow opening. (Google...

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Flaccid

/ˈfla(k)səd/ Adjective 1. Weak, lax and soft. (biology-online.org) 2. Out of condition; not strong or robust; incapable of exertion or endurance. (wordnetweb.princeton.edu) 3. Soft and hanging loosely or limply, esp. so as to look or feel unpleasant. (Google Dictionary) 4. Drooping without elasticity; wanting in stiffness. (wordnetweb.princeton.edu) 5. (Botany) a. Drooping or inelastic through lack of water. (Google Dictionary) Word origin: Latin...

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Flex

/fleks/ Verb 1. To bend. (wikipedia.org) 2. Cause (a muscle) to stand out by contracting or tensing it. (Google Dictionary) 3. Contract or be tensed. (Google Dictionary) 4. To repeatedly bend one of one’s joints. (wiktionary.org) 5. To move part of the body using one’s muscles. (wiktionary.org) 6. To bend; to move a joint in such a direction as to approximate the two parts which it connects. (biology-online.org) Noun, pl. flexes 1. The action or state of flexing Word origin: Latin flexus, past participle of flectere (“to...

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