Similar words: retinue, heretic, retire, retired, let in, get in, reticent, get into. Meaning: ['retɪnə] 
n. the light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve.
n. the light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve. 
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211. Persistence of vision causes visual impressions to continue upon the retina for a brief time.
212. All-field electroretinogram (ERG) can only estimate the ruction of retina in total, at the same time, local-field ERG can only test a small region of retina every time.
More similar words: retinue, heretic, retire, retired, let in, get in, reticent, get into, theoretical, discretion, retirement, marketing, obstinate, pertinacity, destination, fascinating, get into the habit of, procrastination, fret, retain, stretch, retail, regret, pretty, return, stretchy, retract, pathetic, ascetic, athletic.