Fastidious

 today's definition is from http://www.yourdictionary.com/


fas·tid·i·ous (fă-stĭdˈē-əs, fə-)
adjective

1. Possessing or displaying careful, meticulous attention to detail.
2. Difficult to please; exacting.
3. Excessively scrupulous or sensitive, especially in matters of taste or propriety. See Synonyms at meticulous.
4. Microbiology Having complicated nutritional requirements.

Origin: Middle English, squeamish, particular, haughty, from Old French fastidieux, from Latin fastīdiōsus, from fastīdium, squeamishness, haughtiness, probably from fastus, disdain.

...my daughter suggested this as "the word for today...."

I use the word fastidious often, but until today, only in the context of definition #1, I was rather unaware of #2, #3 and #4. I had no idea that if someone was fastidious, they were squeamish or oversensitive.

.....refined in a too dainty or oversensitive way, so as to be easily disgusted (also from yourdictionary)

Sentence:  She was fastidious in her preparations; she wanted her first Thanksgiving turkey to be as close to perfect as possible.