Joseph Hale Abbot (September 26, 1802 – April 7, 1873) was an American educator, inventor, and science writer.

[1] He graduated from Bowdoin College in 1822, was tutor there in 1825-1827, and from 1827 to 1833 was a professor of mathematics and teacher of modern languages at Phillips Exeter Academy.

[2] Abbott was a member, and for several years recording secretary, of the American Academy of Arts and Sciences, to whose Transactions he contributed numerous scientific papers.

[3] He paid much attention to the solving of pneumatic and hydraulic problems, and published ingenious and original speculations on these subjects.

[4] He also was associated with Joseph Emerson Worcester in the preparation of his English Dictionary, and furnished many of the scientific definitions.