1 | noun | a straight line at right angles to another line 2 | noun | a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting 3 | noun | a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point 4 | noun | an extremely steep face 5 | adjective | intersecting at or forming right angles 6 | adjective | at right angles to the plane of the horizon or a base line 7 | adjective | extremely steep (7 meanings)

p, erpuhnd'ikyuhler (IPA: pˌɝpəndˈɪkjəlɝ)

per-pen-dic-u-lar (13 letters | 5 syllables)

1391 (Late Middle ages) (634 years ago)

Old French | Latin

perpendiculars

English-Gothic | English-Gothic architecture | perpendicular style | plumb line | vertical (total: 5)

parallel | oblique

Tudor architecture | lead line | plumb rule | sounding line

straight line | Gothic | Gothic architecture | cord | face (total: 5)

curricular | extracurricular | particular | testicular | vehicular (total: 5) (based on typical American pronunciation)