What is the meaning of fourth cranial nerve?

Either of the two cranial nerves on either side that control the superior oblique muscles of the eyes.
- synonyms: trochlear, trochlear nerve, trochlearis

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APA	WordNet. (2010). fourth cranial nerve. Retrieved September 23, 2026, from http://smartdefine.org/fourth_cranial_nerve/definitions/1277062
Chicago	WordNet. 2010. "fourth cranial nerve" http://smartdefine.org/fourth_cranial_nerve/definitions/1277062 (accessed September 23, 2026).
Harvard	WordNet 2010, fourth cranial nerve, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/fourth_cranial_nerve/definitions/1277062>.
MLA	WordNet. "fourth cranial nerve" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/fourth_cranial_nerve/definitions/1277062>

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