plural of teleseminar

The branch of seismology that records and studies distant seismic events

Of, pertaining to, or detected by teleseismology

Any of several deep-sea aulopiform fish, of the family Giganturidae, having tubular eyes.

plural of telescopefish

An electric instrument, a variant of the shamisen.

plural of refracting telescope

plural of reflecting telescope

(astronomy) a star that is fainter than 7th magnitude in apparent magnitude, and therefore in most cases is not visible to the naked eye.

A telescope which, unlike most telescopes used for astronomical purposes, contains an arrangement of lenses presenting an erect (non-inverted) image to the observer, suitable for observation of objects on the Earth's surface.