pro rat. aet.
pro ratione aetatis (according to age, as for a patient)
The Art Of The Dad JokeDad Jokes - those corny quips that will automatically make your eyes roll (accompanying groan optional). Dad Jokes are often puns that are met with regret.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.