on or at the .
on the of:
atop the flagpole.
atop her head sat an upturned, dented little metal bucket—recycling turned into millinery.
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Ilyumzhinov, a former governor of the Russian province of Kalmikya, has been atop the federation since 1995.
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The head of this family, atop his roof with the rest, poked his head gingerly above the parapet, fearing the worst.
Michael Ware on Staff Sgt. Robert Bales, Accused of Killing Afghan Civilians Michael Ware March 19, 2012
atop each page of his notebook McCartney would scribble ANOTHER LENNON-MCCARTNEY ORIGINAL.
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Luckily for Henry the guy giving orders from atop the Sirens of the Lambs truck spoke in a British accent.
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And now lay one atop of the other, and you have it––an invention of my own––a blueberry sandwich.
The Seiners James B. (James Brendan) Connolly
“Drop her atop of the little rock as I say when,” growled Josh.
Menhardoc George Manville Fenn
The others were tied together and one end made fast to a big stone—a loose one atop of the wall.
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Presently Will stumbled and fell, pulling down Robin atop of him.
Robin Hood Paul Creswick
atop this the snow suddenly grew deeper and the ascent more precipitous.
The Killer Stewart Edward White
on top; at the top
on top of; at the top of
1650s, from a- (1) + top. Two words or hyphenated at first; not fully established as one word till late 19c.
atopen atopen at·o·pen (āt’ə-pən, -pěn’) n. An agent that causes an atopic reaction.
of or relating to . . adjective (immunol) of or relating to hereditary hypersensitivity to certain allergens adj. 1923, from atopia (see atopy) + -ic.
- Atopic allergy
atopic allergy atopic allergy n. See atopy.
- Atopic cataract
atopic cataract atopic cataract n. A cataract associated with atopic dermatitis.