Another posts

define mild-mannered auld sod definition drawn doves saprophytic examples logger headed betula fontinalis following in suit lamper eel pachy means pterygoid etymology diaz definition arciform definition quicky definition diagonal scale enamelled paper off tangent definition stay put definition sarcodina examples epitrochlear definition morosity definition salax cream insubstantial vs unsubstantial pick up the gauntlet irrespirable definition at your service meaning definition of limited monarchy fen-fire stabler definition reconcentration camps definition examples of aves fig wart

Fresnel lamp


  • Webster's Revised Unabridged Dictionary
    • Fresnel lamp A lantern having a lamp surrounded by a hollow cylindrical Fresnel lens.
    • ***


Webster's Revised Unabridged Dictionary
From Fresnel, the inventor, a French physicist