We found 34 dictionaries that define the word grandmother:

General (27 matching dictionaries)

1. grandmother: Merriam-Webster
2. grandmother: Oxford Learner's Dictionaries
3. grandmother: American Heritage Dictionary of the English Language
4. grandmother: Collins English Dictionary
5. grandmother: Vocabulary.com
6. Grandmother, grandmother: Wordnik
7. grandmother: Cambridge Advanced Learner's Dictionary
8. grandmother: Wiktionary
9. grandmother: Webster's New World College Dictionary, 4th Ed.
10. grandmother: The Wordsmyth English Dictionary-Thesaurus
11. grandmother: Infoplease Dictionary
12. Grandmother, grandmother: Dictionary.com
13. grandmother: Cambridge Essential American English Dictionary
14. Grandmother, The Grandmother (film), The Grandmother: Wikipedia, the Free Encyclopedia
15. Grandmother: Online Plain Text English Dictionary
16. grandmother: Webster's Revised Unabridged, 1913 Edition
17. grandmother: Rhymezone
18. grandmother: AllWords.com Multi-Lingual Dictionary
19. grandmother: Webster's 1828 Dictionary
20. Grandmother: Dictionary of Phrase and Fable (1898)
21. grandmother: FreeDictionary.org
22. grandmother: Mnemonic Dictionary
23. grandmother: TheFreeDictionary.com
24. grandmother: Wikimedia Commons US English Pronunciations
25. grandmother: Longman Dictionary of Contemporary English

Business (2 matching dictionaries)

26. Bouvier's Law Dictionary 1856 Edition (No longer online)
27. Grandmother: Legal dictionary

Computing (1 matching dictionary)

28. grandmother: Encyclopedia

Miscellaneous (2 matching dictionaries)

29. Brilliant Dream Dictionary (No longer online)
30. grandmother: Idioms

Slang (2 matching dictionaries)

31. grandmother: Green’s Dictionary of Slang
32. grandmother: Urban Dictionary

(Note: See grandmotherly as well.)

Definitions from Wiktionary ( ) ▸ noun:  A mother of someone's parent. ▸ noun:  A female ancestor or progenitor. Similar: granny, grandma, grannie, grandfather, aunt, mother, grandmom, granddaughter, grandpa, stepgrandmother, more... Opposite: grandson, granddaughter, grandson, granddaughter, grandson Types: maternal, paternal, step, adoptive, foster, more... Phrases: maternal grandmother, paternal grandmother, great grandmother, grandmother clock, grandmother clocks, more... Adjectives: great, maternal, old, paternal, own, dearest, poor, aged, beloved, dead, step Colors:     lavender,     rose,     mauve,     sage,     periwinkle, more... ▸ Words similar to grandmother ▸ Usage examples for grandmother ▸ Idioms related to grandmother ▸ Wikipedia articles (New!) ▸ Popular adjectives describing grandmother ▸ Words that often appear near grandmother ▸ Rhymes of grandmother ▸ Invented words related to grandmother