Speakur

Word Pronunciation & Dictionary

trochoid

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Syllables
tro-choid
IPA
14
Scrabble Score
8
Letters
2
Syllables
7
Unique Chars

Meaning

noun

The curve traced by a point on a circle as it rolls along a straight line

noun

An organism or fossil with a trochoid shell (especially one in the gastropod family Trochidae), or the shell itself.

adj

Capable of rolling.

adj

Allowing rotation.

adj

High-spired; conical.

Etymology

From Ancient Greek τροχοειδής (trokhoeidḗs), from τροχός (trokhós, “wheel”) + εἶδος (eîdos, “form, image”).

Origin

Word Breakdown

  • Root: τροχοειδής

Inflected Forms

trochoids (plural) more trochoid (comparative) most trochoid (superlative)

Derived Forms

epitrochoid hypotrochoid trochoidal

Questions

What does trochoid mean?
The curve traced by a point on a circle as it rolls along a straight line
Where does trochoid come from?
It is traced to Ancient Greek.

How to pronounce trochoid

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