Strictly attentive to minute details of form in action or conduct. See Synonyms at meticulous.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "punctilious" in a sentence
"It is no accident that the word "punctilious" ( "attentive to formality or etiquette") comes from the same original root word as punctuation."
"In conduct, this animus expressed itself in a kind of punctilious propriety."
"I made no complaint, but Wolf Larsen demanded the most punctilious sea etiquette in my case, — far more than poor Johansen had ever received; and at the expense of several rows, threats, and much grumbling, he brought the hunters to time."