I’ve been told, variously, that “pray” isn’t a religious term but a term that means “ask”. (E.g. “Speak the speech, I pray you”.)
Indeed. Okay, then, here are a couple of definitions of " prayer" and " pray" from the Oxford English Dictionary.
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prayer
NOUN
1A solemn request for help or expression of thanks addressed to God or another deity.
‘I’ll say a prayer for him’
[MASS NOUN] ‘the peace of God is ours through prayer’
More example sentencesSynonyms
1.1A religious service, especially a regular one, at which people gather in order to pray together.
‘500 people were detained as they attended Friday prayers’
More example sentences
1.2An earnest hope or wish.
‘it is our prayer that the current progress on human rights will be sustained’
More example sentences
Origin
Middle English: from Old French preiere, based on Latin precarius obtained by entreaty, from prex, prec- prayer.
Pronunciation:
prayer/prɛː/
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en.oxforddictionaries.com/definition/prayer
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pray
VERB
[NO OBJECT]
1Address a prayer to God or another deity.
‘the whole family are praying for Michael’
More example sentencesSynonyms
1.1Wish or hope strongly for a particular outcome or situation.
‘after several days of rain, we were praying for sun’
[WITH CLAUSE] ‘I prayed that James wouldn’t notice’
More example sentences
ADVERB
formal, Archaic
1Used as a preface to polite requests or instructions.
‘ladies and gentlemen, pray be seated’
1.1Used as a way of adding ironic or sarcastic emphasis to a question.
‘and what, pray, was the purpose of that?’
Origin
Middle English (in the sense ‘ask earnestly’): from Old French preier, from late Latin precare, alteration of Latin precari entreat.
Pronunciation:
pray/preɪ/
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en.oxforddictionaries.com/definition/pray