sensillum

noun
sen·​sil·​lum | \ sen-ˈsi-ləm How to pronounce sensillum (audio) \
variants: or less commonly sensilla \ sen-​ˈsi-​lə How to pronounce sensilla (audio) \
plural sensilla\ sen-​ˈsi-​lə How to pronounce sensilla (audio) \ also sensillae\ sen-​ˈsi-​(ˌ)lē How to pronounce sensillae (audio) \

Definition of sensillum

: a simple epithelial sense organ of an invertebrate (such as an insect) usually in the form of a spine, plate, rod, cone, or peg that is composed of one or a few cells with a nerve connection

First Known Use of sensillum

1882, in the meaning defined above

History and Etymology for sensillum

New Latin sensillum, diminutive of Medieval Latin sensus sense organ, from Latin, sense

Keep scrolling for more

Learn More about sensillum

Time Traveler for sensillum

Time Traveler

The first known use of sensillum was in 1882

See more words from the same year

Statistics for sensillum

Cite this Entry

“Sensillum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sensillum. Accessed 1 Dec. 2020.

More from Merriam-Webster on sensillum

Britannica.com: Encyclopedia article about sensillum

Comments on sensillum

What made you want to look up sensillum? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!