helicoid
Speech parts
1. helicoid - Noun
2. helicoid - Adjective
Meaning
Spiral; curved, like the spire of a univalve shell.
Shaped like a snail shell; pertaining to the Helicidae, or Snail family.
A warped surface which may be generated by a straight line moving in such a manner that every point of the line shall have a uniform motion in the direction of another fixed straight line, and at the same time a uniform angular motion about it.
Source: Webster's dictionarySynonyms
Antonyms
Show all antonymsPhrases with the word
Examples
Each granum can contain anywhere from two to a hundred thylakoids, though grana with 10–20 thylakoids are most common. citation Wrapped around the grana are helicoid stromal thylakoids, also known as frets or lamellar thylakoids.
Stromal thylakoids are helicoid sheets that spiral around grana.
In addition, these particles can also jam or otherwise hinder the focusing feature of a lens if they enter into the focusing helicoid.
This water is then pushed up the tube by the rotating helicoid until finally it pours out from the top of the tube.