a re-entrant angle

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• re-entrant angle — /ri ˈɛntrənt ˌæŋgəl/ (say ree entruhnt .angguhl) noun an angle directed back inwards, rather than extending outwards, as an exterior angle of less than 180° in a closed polygon …  

• re-entrant — /ri ˈɛntrənt/ (say ree entruhnt) adjective 1. pointing inwards: a re entrant angle. –noun 2. a re entrant angle or part …  

• re-entrant — adjective (of an angle) pointing inwards. The opposite of salient. noun 1》 a re entrant angle; an indentation. 2》 a person who has re entered something …   English new terms dictionary

• re-entrant — adj. & n. adj. 1 esp. Fortification (of an angle) pointing inwards (opp. SALIENT). 2 Geom. reflex. n. a re entrant angle …   Useful english dictionary

• Re-entrant polygon — A re entrant, or concave polygon is one in which at least one interior angle is more than 180 degrees (i.e. a reflex angle). A polygon is re entrant or concave if there exist two points within the polygon which cannot be connected by a straight… …   Wikipedia

• re-entrant — re en·trant || rɪː entrÉ™nt one who re enters; internal angle of a polygon that measures more than 180 degrees; indentation of coastline (Geography) …   English contemporary dictionary

• Greenknowe Tower — is a 16th century tower house, located just west of the village of Gordon, in the Scottish Borders. Although a roofless ruin, the stonework of the tower is well preserved, and represents a fine example of a later tower house, built more as a home …   Wikipedia

• Jerusalem (Before A.D. 71) — • This article deals with the destruction by the Romans after it had become the scene of the Redemption Catholic Encyclopedia. Kevin Knight. 2006. Jerusalem (Before A.D. 71)     Jerusalem (Before A.D. 71) …   Catholic encyclopedia

• reentrantangle — reentrant angle also re entrant angle angle CBA is a reentrant angle Clarinda/Academy Artworks n. In an irregular polygon, an interior angle that is greater than 180° and whose apex faces into the polygon. * * * …   Universalium

• Castle Leod — is located near Strathpeffer in the east of Ross shire in the Scottish Highlands. It is currently the seat of the Clan MacKenzie chief, however it originally belonged to the chief of the Clan MacLeod of Lewis until the 17th century.In the early… …   Wikipedia

• Notre-Dame de la Garde — Notre Dame de la Garde, seen from the Vieux Port Basic information Affiliation Roman catholic District Archdiocese of M …   Wikipedia