- n. Sulphuric ether used as an anaesthetic agent.
More About letheonPosition in dictionary: 56898 of 111710 words.
Word Type: n.,
Words that start with "letheon": 2
Words that end with "letheon": 1
Words that contain "letheon": 2
Next words in dictionary: letheonize, lethiferous, lethy, lette, letted, letter, lettered, letterer, lettering, letterless
Previous words in dictionary: letheed, lethean, lethe, lethargy, lethargizing, lethargized, lethargize, lethargical, lethargic, lethality