- a member of an aircrew, other than the pilot, holding an aeronautical rating.
- a person who maintains observation in an aircraft during flight.
OTHER WORDS FROM observerob·serv·er·ship, nounin·ter·ob·serv·er, noun
Words nearby observer
How to use observer in a sentence
When it was discovered, the comet’s orbit was already bringing it on its route around the sun, and observers have been able to spot it with the naked eye on summer nights this year.Hubble has spotted comet Neowise after it survived its journey around the sun|Neel Patel|August 25, 2020|MIT Technology Review
Despite growing opposition, some observers view Burleson and DeJoy as necessary reformers.Trump Isn’t the First President to Use His Postmaster for Politics|Fiona Zublin|August 21, 2020|Ozy
The state’s utilities have done a poor job of marketing them, designing them to shift energy demand to the best time periods, communicating with customers in real time, or providing adequate incentives, observers say.Here’s how to keep California’s grid from buckling under the heat|James Temple|August 18, 2020|MIT Technology Review
I was an independent observer at one of the polling stations in Minsk.
Many observers pointed out that Uber has wielded these threats before and even pulled out of Austin, but eventually returned.
And the Jamaica Observer routinely runs hideous cartoons about gay people and incites violence against them.How Maurice Tomlinson Was Outed in Jamaica—and Forced Into Exile|Jay Michaelson|December 9, 2014|DAILY BEAST
Dana Rubenstein of The New York Observer wrote that “essential to the experience was segregation.”I Watched a Casino Kill Itself: The Awful Last Nights of Atlantic City’s Taj Mahal|Olivia Nuzzi|December 8, 2014|DAILY BEAST
You can put mag wheels on a Gremlin,” commented one long time Michigan observer, “but that doesn't make it a Mustang.
His correspondence, much of which survives, is that of an incisive and articulate observer.
Trierweiler has also expressed regret over the tweet in a recent interview with the U.K. Observer.Hell Hath No Fury Like Valerie Trierweiler, the French President’s Ex|Lizzie Crocker|November 28, 2014|DAILY BEAST
The observer might well remain perplexed at the pathetic discord between human work and human wants.The Unsolved Riddle of Social Justice|Stephen Leacock
It was painfully evident to the most casual observer, that she had died of absolute starvation.The World Before Them|Susanna Moodie
There must be something therefore in the bow, as well as in the violin, more than meets the eye of a casual observer.Violins and Violin Makers|Joseph Pearce
He was a charming companion, a keen observer and interested in everything he saw and everybody he met.
The first and most prominent thing which strikes an observer, is, the undoubted general revival of trade and commerce.