What is pertaining to, or invented by, Christian Huyghens, a Dutch astronomer of the seventeenth century; as, the Huyghenian telescope. Huyghenian eyepieceSee under Eyepiece called?

huyghenian — Pertaining to, or invented by, Christian Huyghens, a Dutch astronomer of the seventeenth century; as, the Huyghenian telescope. Huyghenian eyepieceSee under Eyepiece. (Webster's 1913.)

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