We found 12 dictionaries that define the word prophylactically:

General (7 matching dictionaries)

1. prophylactically: Merriam-Webster
2. prophylactically: Oxford Learner's Dictionaries
3. prophylactically: Vocabulary.com
4. prophylactically: Wordnik
5. prophylactically: Wiktionary
6. prophylactically: Dictionary.com
7. prophylactically: TheFreeDictionary.com

Business (2 matching dictionaries)

8. prophylactically: Merriam-Webster Legal Dictionary
9. prophylactically: Legal dictionary

Computing (1 matching dictionary)

10. prophylactically: Encyclopedia

Medicine (2 matching dictionaries)

11. prophylactically: Merriam-Webster Medical Dictionary
12. prophylactically: Medical dictionary

(Note: See prophylactic as well.)

Definitions from Wiktionary (prophylactically) ▸ adverb:  Preventively. Similar: preclusively, proactively, preactively, proleptically, pro-actively, preëmptively, premonitorily, preveniently, preemptively, prediagnostically, more... Opposite: reactively, responsively, after fact Types: condom, birth control, pill, IUD, diaphragm, spermicide, rhythm method, abstinence, more... ▸ Words similar to prophylactically ▸ Usage examples for prophylactically ▸ Idioms related to prophylactically ▸ Wikipedia articles (New!) ▸ Words that often appear near prophylactically ▸ Rhymes of prophylactically ▸ Invented words related to prophylactically