HST

American

Or H.S.T.,

Hawaii Standard Time.

HST British

abbreviation

high speed train
Hubble Space Telescope

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Nine years later, after several unsuccessful attempts to re-image the system, Kalas obtained a new HST image showing another bright point near the earlier location.

From Science Daily • Jan. 7, 2026

HST last night, @NOAA's #GOESWest 🛰️ captured the eruption of Hawaii's #MaunaLoa volcano, inside @Volcanoes_NPS.

From Washington Post • Nov. 28, 2022

But in April 2021 van Dokkum’s team released the results of an in-depth HST study of both anomalous galaxies, showing that their greater initial distance estimates were correct.

From Scientific American • Dec. 22, 2021

HST hot-Jupiter transmission spectral survey: haze in the atmosphere of WASP-6b.

From Nature • May 6, 2018

Using gravitational lensing with HST to see the most distant galaxies.

From Textbooks • Oct. 13, 2016

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023