developmental
/dɪˌvɛləpˈmɛntəl/adjective, noun
developmental is spelled D-E-V-E-L-O-P-M-E-N-T-A-L: 13 letters and 5 syllables. It appears 6.0 times per million words in written English, the 9,878th most frequent word form (wordfreq, 2021 data). As an adjective, developmental means “Related to development” (English Wiktionary, September 2026).
How many letters and syllables are in developmental?
| Letters | 13: D-E-V-E-L-O-P-M-E-N-T-A-L |
|---|---|
| Syllables | 5 (from its American pronunciation) |
| In writing | 6.0 times per million words; the 9,878th most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is developmental?
Developmental appears 6.0 times per million words in written English, the 9,878th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce developmental?
- /dɪˌvɛləpˈmɛntəl/
Developmental has 5 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-ca-developmental.ogg, Wikimedia Commons (author and licence on each file's page).
Forms of developmental
- developmentals plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does developmental mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Related to development.
Developmental psychology studies how the mind forms as children and adolescents grow.
noun
- 1
A trainee flight controller.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Developmental in Spanish, French, German and Portuguese
In the sense related to development:
| Language | Words |
|---|---|
| French | développemental |
| Spanish | desarrollista, desarrollal |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does developmental come from?
From development + -al.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).