What does equatorward mean?
Equatorward is a directional adverb and adjective meaning 'toward the equator.' It is the standard counterpart of 'poleward,' which describes motion toward either pole, and together the two terms give scientists a compact way to describe movement anywhere on the globe without specifying north or south. A storm that drifts equatorward moves closer to the equator; an ocean current flowing equatorward carries water from higher latitudes into tropical regions. Because it is built on the word 'equator,' its meaning is transparent even to readers encountering it for the first time, yet it remains firmly technical vocabulary. It appears chiefly in meteorology, oceanography, and climate science, in contexts such as shifting wind belts, migrating storm tracks, and the seasonal movement of the jet stream. In everyday conversation it is uncommon, but within scientific writing it is precise, economical, and well established.
In a direction toward the equator.
"The hurricane recurved and then tracked equatorward along the coast."
Used almost exclusively in meteorological, oceanographic, and geographical contexts.
Directed or moving toward the equator.
"An equatorward current carried warm water away from the subtropics."
Meteorologists needed one word for 'the direction opposite to poleward' — and so 'equatorward' was born, turning geography's most famous line into a compass heading.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of equatorward
The word is a modern English formation combining 'equator' with the directional suffix '-ward,' which derives from Old English '-weard' meaning 'turned toward.' 'Equator' itself comes from Medieval Latin 'aequator,' literally 'that which makes equal,' referring to the circle that divides the Earth equally into two hemispheres; this Latin noun derives from 'aequare' ('to make level'), the same root that gives us 'equal' and 'equate.' The compound arose in scientific usage, likely in the nineteenth century, as meteorologists and geographers sought concise directional terms alongside 'poleward.'
Related word forms
How equatorward is actually used
Primarily technical vocabulary used in meteorology, oceanography, climatology, and physical geography; rare in everyday speech. The variant spelling 'equatorwards' is more common in British English.
Easily confused with equatorward
'Poleward' means toward the North or South Pole, while 'equatorward' means toward the equator — they are opposite directions of travel.