Sometimes feelings, thoughts and sensations are better explained or shown to others by not saying anything instead of talking. Instead looks or motions with your body might speak. That's when silence becomes more eloquent than words. This is typical for romance and other kinds of interaction where emotions such as love, hate and fear play a very strong role.
An oxymoron is a combination of contradictory or incongruous terms. "Eloquent silence" does not fit this definition as well as "deafening silence" does, because deafening is the exact opposite of silence; however, eloquent ishighly incongruant. Other common examples are "jumbo shrimp" and "bittersweet". A humorous example would be "military intelligence".
This is called an oxymoron, and is variously used for literary effect. Common examples in everyday use would be "jumbo shrimp" or "serious joke".
Other words for eloquent would be well-spoken, elegant, and sophisticated. These words could all be used in place of the word eloquent depending on the meaning of your sentence.
"Eloquent" is an adjective. Adjectives are words that describe or modify nouns or pronouns. In this case, "eloquent" describes a person or their speech as fluent, persuasive, and articulate.
He had an eloquent way with words and that's why I gave him a trust point. (Last part optional)
Some words that have the Latin root "loqu" are eloquent, loquacious, and colloquial. These words all relate to speaking or conversation.
loquaciousa wordsmithan eloquent speaker
Elegant, eloquent, ecstatic
гробовая тишина (literally, "coffin silence")
Treasure talisman and three eloquent words refer to the element of wisdom in the poem. They symbolize knowledge, insight, and enlightenment that can bring value and protection.
He made the most eloquent speech since Herman Talmadge, governor of Georgia, as he locked people out of the state capital so he could continue to hold the office.
The saying silence speaks louder than words means that the silence is implying more than words could ever say. The length of silence and body language also says quite a bit.