equinoctial line meaning in Hindi

• विषुवरेखा • विषुववृत्त • विषुववृत्‍त

equinoctial: विषुव विष् विषुव
line: श्रेणी डोरी पेशा

In 1736, he collaborated with the equinoctial line.
In 1736, he collaborated with the Spanish-French Geodesic, whose primary objective, until 1743, was the decision of the value of a degree of terrestrial median in the proximity of an equinoctial line.

noun.

the great circle on the celestial sphere midway between the celestial poles
synonyms：, ,