1

selen-

combining form
variants: or

seleno-

Definition of selen-

  1. :  moon selenium selenology

Origin and Etymology of selen-

Latin selen-, from Greek selēn-, from selēnē — more at selenium


2

selen-

combining form
variants: or

seleni-

Definition of selen-

  1. :  selenium seleniferous

Origin and Etymology of selen-

Swedish, from New Latin selenium


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a rounded knoll or a ridge of ice

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