EQU- 



97 



EftV- 



chromatin thread all the ancestral 

 germ-plasms are equally distributed 

 in the daughter nuclei (cyt.}. 

 equatorial (ek'wato'rial) plate, the 

 group of chromosomes lying at 

 the equator of the spindle during 

 mitosis (cyt.}. 



equiblradlate (ek'wiblra'dtat) a. [L. 

 aeguus, equal ; bis, twice ; radius, 

 radius.] With two equal rays 

 (zool.}. 



equicellular (ek'wiseTular) a. [L. 

 aequus, equal ; cellula, cell.] Com- 

 posed of equal cells (zool.}. 



equilateral (ek'wilat'e'ral) a. [L. 

 aequus, equal ; latiis, side.] Hav- 

 ing the sides equal ; appl, shells 

 which are symmetrical about a 

 transverse line drawn through the 

 umbo (zool.}. 



equitant (gk'witant) a. [L. equitare, 

 to ride.] Having the bases over- 

 lapping, saddlewise, the leaves 

 above them (bot.}. 



equlvalve (ek'wivalv') a. [L. aequus, 

 equal ; valva, valve.] Having the 

 two halves of the shell exactly 

 alike in form and size (zool.}. 



erect (erekt') a. [L. erigere, to raise 

 up.] Not decumbent (bot.}. 



erectile (ereVtil) a. [L. erigere, to 

 raise up.] Capable of being erected 

 (zool.}. 



erectile tissue, a tissue capable of 

 being made rigid and dilated by 

 the distention of the blood-vessels 

 within it (anat.}. 



erection (ereVshiin) n. [L. erigere, 

 to raise up.] The state of a part 

 which has become swollen and 

 distended through the accumula- 

 tion of blood in the erectile tissue 

 (phys.}. 



erector (ergk'tor) n. [L. erigere, to 

 raise up.] A muscle which raises 

 up an organ or part (anat.}. 



eremochaetous (eYemoke'tus) a. 

 [Gk. eremos, lonely ; chaeta, bristle.] 

 Having no regularly arranged 

 system of pointed bristles ; appl. 

 flies (sool.}. 



ergaloid (eYgaloid) a. [Gk. ergates, 

 worker.] Having the adults sexu- 

 ally capable though wingless (zool.}. 



ergastoplasm (grgas'toplazm) n. [Gk. 

 ergazesthai, to work ; plasma, some- 

 thing moulded.] Archoplasm (biol.}. 



ergatandrous (grgatan'driis) a. [Gk. 

 ergates, worker; aner, man.] Hav- 

 ing worker-like males (zool.}. 



ergatogynous (eYgatqj'Tnus) a. [Gk. 

 ergates, worker ; gyne, woman.] 

 Having worker-like females (zool.}. 



ergot (eVgot) n. [O.K. argot, spur.] 

 A small bare patch found on the 

 limbs of the horse-tribe, represent- 

 ing the last remnant of the naked 

 palm of the hand and sole of the- 

 foot (anat.}. 



eriophyllous (eYiofil'us) a. [Gk. 

 erion, wool ; phyllon, leaf.] Having 

 leaves with a cottony appearance 

 (bot.}. 



erose (eros') a. [L. erodere, to wear 

 away.] Having the margin 

 irregularly notched (bof.). 



erosion (erS'zhun) n. [L. erodere, to 

 wear away.] Decay which usually 

 starts at the apex of many gastro- 

 pod shells (zool.}. 



erostrate (eros'trat) a. [L. ex, with- 

 out ; rostrum, beak.] Having no 

 beak ; appl. anthers (bot.}. 



ersaeome (eYseorh) n. [Gk. erse, 

 young.] The free monogastric 

 generation of Siphonophora (zool.}. 



eruciform (eroo'slform) a. [L. eruca, 

 caterpillar ; forma, shape.] Hav- 

 ing the shape of, or resembling a 

 caterpillar ; appl. insect larvae 

 (zool.}. 



erumpent (eriim'pent) a. [L. ex, out ; 

 rumpere, to break.] Breaking out 

 suddenly ; appl. fungal hyphae 

 (bot.}. 



erythrin (grith'rin) n. [Gk. erythros, 

 red.] A red colouring matter found 

 in certain Algae (&?/.). 



erythrism (erith'rizm) n. [Gk. eryth- 

 ros, red.] A condition due to ex- 

 cessive amount of red colouring 

 matter in the feathers (zool.}. 



erythroblasts (Srith'roblasts) n. plu. 

 [Gk. erythros, red ; blastos, bud.] 

 Amoeboid nucleated cells, derived 

 from the mesoderm, which later 

 contain haemoglobin and develop 

 into red blood corpuscles (phys.}. 



erythrocyte (grtth'roslt) n. [Gk. eryth- 

 ros, red ; kytos, hollow.] A red blood 

 corpuscle (anat.}. 



erythrophilous (eVithrofllus) a. [Gk. 

 erythros, red ; philein, to., love.] 

 Having special affinity for red dyes ; 



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