Definition

Noun: 1. A specific type of frog: A small amphibian found in western North America, characterized by a distinctive physical feature resembling a tail, which is a copulatory organ. This is the common name for a species within the genus Ascaphus.

Usage Notes

• The term "ribbed toad" is a compound noun that functions as the common name for a specific animal species. It is used in biological and zoological contexts.
• Despite the word "toad" in its name, it is scientifically classified as a frog. The name likely comes from its somewhat rough or warty skin, which is reminiscent of a toad's appearance.
• The defining characteristic mentioned in the name—the "taillike copulatory organ"—is unique among North American frogs and is a key identifier for this species.

Examples

• The ribbed toad is an inhabitant of cold, fast-flowing streams in the Pacific Northwest.
• Biologists study the ribbed toad to understand primitive frog reproduction.
• Unlike most frogs, the male ribbed toad possesses an internal fertilization organ.

Advanced Usage

• The term is primarily used in scientific or naturalist writing. In casual conversation, most people would refer to it simply as a "tailed frog" or by its scientific name, .

Variants and Related Words

• Tailed frog: A more common alternative name for the same species, directly referencing its distinctive tail-like feature.
• Ascaphus: The genus name for this frog.
• Ascaphus truei: The full scientific binomial name for the species commonly called the ribbed toad.

Synonyms

• Tailed frog
• (scientific name)

Different Meanings

• There are no other widely recognized meanings for the compound term "ribbed toad" outside of its use as the name for this specific amphibian species. The individual words "ribbed" (having ridges) and "toad" (a type of amphibian) carry their standard meanings.

Noun

1. western North American frog with a taillike copulatory organ