Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL:

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

adj. - Relating to a small usually conical appendage of the brain adj. - Having the form of the cone of a fir tree.

Usage examples (37)
  • pineal hormone
  • By Plato the rational soul is placed in the brain, whilst Descartes relegates it to the minute portion of it called the pineal gland.
  • A gland in our brain called the pineal gland is our internal sensor of light.
  • Because it vaguely resembles a pinecone in shape it is called the pineal gland (pin'ee-ul). for more
Tutoring comment

Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google,,, and YouTube,,,,, as well as the generous Creative Commons community.