Speakur

Word Pronunciation & Dictionary

sigmoidal

/sˌɪɡmˈɔɪdəl/

Word Rarity Very rare

Frequency: Zipf frequency 1.50 in modern English

Syllables
sig-moidal
IPA
/sˌɪɡmˈɔɪdəl/
13
Scrabble Score
9
Letters
3
Syllables
8
Unique Chars

Meaning

adj

sigmoid; S-shaped.

adj

Characterized by a sigmoid curve or function

noun

A sigmoidal function or curve

Example Sentences

Etymology

Etymology tree Ancient Greek σῖγμᾰ (sîgmă) Ancient Greek -ο- (-o-) Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Hellenic *wéidos Ancient Greek εἶδος (eîdos) Proto-Indo-European *-os Proto-Indo-European *-ēs Proto-Hellenic *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ειδής (-eidḗs) Ancient Greek σῑγμοειδής (sīgmoeidḗs)bor. English sigmoid English -al English sigmoidal From sigmoid + -al.

Inflected Forms

more sigmoidal (comparative) most sigmoidal (superlative) sigmoidals (plural)

Derived Forms

asigmoidal nonsigmoidal retrosigmoidal sigmoidally subsigmoidal

Frequently Paired Words

sigmoidality

Synonyms

sigmoid

Rhymes With

colloidal alkaloidal rhizoidal sinusoidal trapezoidal steroidal toroidal nonsteroidal ellipsoidal spheroidal choroidal discoidal

Questions

How do you pronounce sigmoidal?
The recorded pronunciation is /sˌɪɡmˈɔɪdəl/.
What does sigmoidal mean?
sigmoid; S-shaped.
Where does sigmoidal come from?
Etymology tree Ancient Greek σῖγμᾰ (sîgmă) Ancient Greek -ο- (-o-) Proto-Indo-European *weyd- Proto-Indo-European *-os Proto-Indo-European *wéydos Proto-Hellenic *wéidos Ancient Greek εἶδος (eîdos) Proto-Indo-European *-os Proto-Indo-European *-ēs Proto-Hellenic *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ειδής (-eidḗs) Ancient Greek σῑγμοειδής (sīgmoeidḗs)bor. English sigmoid English -al English sigmoidal From sigmoid + -al.

How to pronounce sigmoidal

  1. Open the pronunciation page — Open the Speakur entry for “sigmoidal”.
  2. Read the phonetic spelling — Read the IPA spelling (/sˌɪɡmˈɔɪdəl/) so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “sigmoidal”.
  4. Repeat and practice — Say “sigmoidal” aloud, matching stress and vowels until it feels natural.