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a combining form representing dorsum or dorsal in compound words: dorsispinal.
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.
Also dorso-.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022


What does dorsi- mean?

The combining form dorsi– is used like a prefix meaning “dorsum” or “dorsal.” Dorsum is an anatomical term for the back of the human body. Dorsal is the adjective form of dorsum, meaning “of, relating to, or situated at the back.” The form dorsi– is very occasionally used in scientific terms, especially in anatomy.

The form dorsi– comes from Latin dorsum, meaning “back.” The closest Greek equivalent of dorsum is rhákhis, “spine,” as found in the combining form rachio and the noun rachis, which refers to the axis of a flower or the spine of a feather. To learn more, check out our entries for rachio– and rachis.

What are variants of dorsi-?

In some instances, dorsi– becomes dorso, as in dorsoventral, or dors, as in dorsalgia. Want to know more? Read our Words That Use articles for dors– and dorso-.

Examples of dorsi-

A scientific term that uses the form dorsi– is dorsiferous, a botanical term meaning “borne on the back,” like spore clusters on most ferns.

The dorsi– portion of the word here means “dorsum” or “back.” The form ferous means “bearing.” Dorsiferous literally translates to “back-bearing.”

What are some words that use the combining form dorsi-?

What are some other forms that dorsi– may be commonly confused with?

Break it down!

The word spinal means “of, relating to, or belonging to a spine.” With this in mind, what does the anatomical term dorsispinal mean?

How to use dorsi- in a sentence