We found 16 dictionaries that define the word gestation period:

General (9 matching dictionaries)

1. gestation period: Merriam-Webster
2. gestation period: Vocabulary.com
3. gestation period: Wiktionary
4. gestation period: Dictionary.com
5. Gestation period: Wikipedia, the Free Encyclopedia
6. gestation period: Rhymezone
7. gestation period: FreeDictionary.org
8. gestation period: Mnemonic Dictionary
9. gestation period: TheFreeDictionary.com

Business (1 matching dictionary)

10. gestation period: Legal dictionary

Computing (1 matching dictionary)

11. gestation period: Encyclopedia

Medicine (5 matching dictionaries)

12. gestation period: Merriam-Webster Medical Dictionary
13. Dorland's Illustrated Medical Dictionary (No longer online)
14. Gestation period, Period, gestation: MedTerms.com Medical Dictionary
15. gestation period: Medical dictionary
16. Gestation period, Period, gestation: Drug Medical Dictionary

(Note: See gestation_periods as well.)

Definitions from Wiktionary (gestation period) ▸ noun:  the average interval between fertilization and birth of a mammal; ranges from 13 days for the opossum to 626 days for the Indian elephant Similar: gestation, embryo, dioestrus, implacental, vivipary, placental, litter, marsupial, fetus, rutting, more... ▸ Words similar to gestation period ▸ Usage examples for gestation period ▸ Idioms related to gestation period ▸ Wikipedia articles (New!) ▸ Words that often appear near gestation period ▸ Rhymes of gestation period ▸ Invented words related to gestation period