Usually means: Relating to light or optics.
Definitions Related words Phrases Mentions Lyrics History Easter eggs (New!)
We found 11 dictionaries that define the word opto:

General (7 matching dictionaries)
  1. opto-: Merriam-Webster
  2. Opto, opto: Wordnik
  3. opto-: Wiktionary
  4. opto-: Webster's New World College Dictionary, 4th Ed.
  5. opto-: Infoplease Dictionary
  6. OPTO, opto-: Dictionary.com
  7. opto, opto-: MyWord.info

Medicine (2 matching dictionaries)
  1. online medical dictionary (No longer online)
  2. opto-: Medical dictionary

Miscellaneous (2 matching dictionaries)
  1. OPTO: Acronym Finder
  2. AbbreviationZ (No longer online)

Google, News, Images, Wikipedia, Reddit, BlueSky
Definitions from Wiktionary (OPTO)

▸ noun:  Initialism of one-person train operation.

Similar:
optical, polyphase, pyroelectric, nematic, subminiature, uncooled, ferrite, confocal, tunable, photolithographic, more...

Types:
photo, electro, thermo, magnetic, acoustic, piezoelectric, electromagnetic, laser, infrared, more...

Phrases:
opto electronics, opto isolator, Osram Opto Semiconductors GmbH, more...



▸ Words similar to opto

▸ Usage examples for opto

▸ Idioms related to opto

▸ Wikipedia articles (New!)

▸ Popular adjectives describing opto

▸ Words that often appear near opto

▸ Rhymes of opto

▸ Invented words related to opto

Similar:
optical, polyphase, pyroelectric, nematic, subminiature, uncooled, ferrite, confocal, tunable, photolithographic, more...

Types:
photo, electro, thermo, magnetic, acoustic, piezoelectric, electromagnetic, laser, infrared, more...

Phrases:
opto electronics, opto isolator, Osram Opto Semiconductors GmbH, more...



Writing poetry or lyrics? You can find related words that match a given meter.
This feature is permanently available from the "Related words" tab and from the Thesaurus.


(Click a button above to see words related to "opto" that fit the given meter.)


List phrases that spell out opto 



Home   Reverse Dictionary / Thesaurus   Datamuse   Word games   Spruce   Feedback   Dark mode   Random word   Help


Color thesaurus

Use OneLook to find colors for words and words for colors

See an example

Literary notes

Use OneLook to learn how words are used by great writers

See an example

Word games

Try our innovative vocabulary games

Play Now

Read the latest OneLook newsletter issue: Compound Your Joy