what does acuity mean ?
102160
mental acuity, visual acuity - both cases apply to how good something is.
527157
Her perspicacity was amazing. \n\nthe word means understanding.
511294
It indicates the person is near sighted.
516405
It means looking really hard and intently at a lady with lust in your eyes.  Oh, no, woops, that would be "studying a broad."\n\nSeriously, it means to take a semester or a year and spend some time at a university in a foreign country.  Its like being a foreign exchange student is here.
1137320
I suffer from myopia, therefore I am myopic. I suffer from short-sightedness, therefore I am short-sighted. \n\nI am not presbyopic or long-sighted, nor do I suffer from presbyopia or long-sightedness.\n\nI wish I had normal vision, though.\n\nMy point is that the terms are interchangeable, although 'myopia' and 'short-sightedness' are a nouns, 'myopic' and 'short-sighted' are an adjectives.
606438
patience.\nthoughtfullness.\nthe ability to think about things in more than one way.\nthe ability to be wrong and not freak out.\nthe abilitiy to know how to talk about certain subjects to certain people.\nrespect for other people.
96878
It means "Do you understand it well?"
380379
What Is That Suposed To Mean.
779969
20/20 means the person can read the letters on the eye chart at 20 feet when a majority of people can read it at 20 feet.  20/5 means the majority of people can read the chart at 5 feet but this person can read it at 20 feet--which is exceptional.  i have heard of people with 20/10 which is considered above average but i have never heard of someone with 20/5 vision.  i guess they could be out there but they are very, very rare.
514005
If your referring to perspicuity it refers to clearness of the Bible and that we can understand it.
764137
it means who r willing too,i don't know where u got this content,but according to Quran,it means one who's willing to listen n see has really got ears n eyes....it's willingness that  basically matters,one turning eyes n ears from truth,in front of God,don't really have ears n eyes.
41729
Sight. The speed of light, that's what people say to describe something very fast. Have you heard people say the speed of sound instead? I haven't.
1129941
If you have 20/40 vision, it means that when you stand 20 feet away from the chart you can see what a normal human can see when standing 40 feet from the chart. That is, if there is a normal person standing 40 feet away from the chart and you are standing only 20 feet away from it, you and the normal person can see the same detail.
177781
What do you mean?????
731785
Something that is poignant is neither funny nor informative. Poignant means "thought-provoking". But here's one:\n\n"Any sufficiently advanced technology is indistinguishable from magic." - Arthur C. Clarke
1058526
It means you are very smart. You should do well in school, without struggling with too much boredom or frustration. You also have the smarts to do well in life, and can pretty much take on any career you wish.\n\nThe average score is 100.\n\n64% of all people fall between 85 and 115, or "average." \n\nPeople between 70 and 85 are "borderline," or slower learners but NOT retarded.\n\nPeople between 115 and 129 are "superior," or faster learners who can do extremely well, yet usually without feeling bored that often, in the regular classroom.\n\nOnly 2% of all people score below 70 (Mentally Retarded).\n\nOnly 2% of all people score above 130 (Gifted/Genius).
581599
meaning and scope depends on context.