7-letter words containing o, b, t, a
- foyboat — a small rowing boat
- globate — shaped like a globe.
- godthåb — capital of Greenland, on the SW coast: pop. 12,000
- gunboat — a small, armed warship of light draft, used in ports where the water is shallow.
- hautboy — oboe1 (def 1).
- iceboat — a vehicle for rapid movement on ice, usually consisting of a T -shaped frame on three runners driven by a fore-and-aft sailing rig or, sometimes, by an engine operating a propeller.
- iobates — a Lycian king commissioned by his son-in-law, Proetus, to kill Bellerophon: after surviving ordeals designed to destroy him, Bellerophon was believed to be divinely protected, and Iobates gave him half his kingdom.
- isobath — an imaginary line or one drawn on a map connecting all points of equal depth below the surface of a body of water.
- jetboat — A boat propelled by a jet of water ejected from the back of the craft.
- latrobe — Benjamin Henry, 1764–1820, U.S. architect and engineer, born in England.
- lobtail — (of a whale) to slap the flukes against the surface of the water.
- manbote — a sum of money paid to a lord whose vassal was murdered.
- moabite — an inhabitant or native of Moab.
- mobcast — a podcast created and uploaded using a mobile phone
- moonbat — (pejorative) A liberal (someone with a left-wing ideology).
- nanobot — a machine or robot built on the nanoscale, still in the research-and-development stage, with potential applications in medicine and industry.
- niobate — any salt of niobic acid; columbate.
- not bad — not good in any manner or degree.
- notable — worthy of note or notice; noteworthy: a notable success; a notable theory.
- notably — worthy of note or notice; noteworthy: a notable success; a notable theory.
- obitual — Of or relating to obits.
- oblasti — (in Russia and the Soviet Union) an administrative division corresponding to an autonomous province.
- oblasts — Plural form of oblast.
- oblates — Plural form of oblate.
- oblatum — (geometry) An oblate spheroid; a figure described by the revolution of an ellipse about its minor axis.
- obovate — inversely ovate; ovate with the narrow end at the base.
- obtains — Third-person singular simple present indicative form of obtain.
- obviate — to anticipate and prevent or eliminate (difficulties, disadvantages, etc.) by effective measures; render unnecessary: to obviate the risk of serious injury.
- offbeat — differing from the usual or expected; unconventional: an offbeat comedian.
- old bat — If someone refers to an old person, especially an old woman, as an old bat, they think that person is silly, annoying, or unpleasant.
- omnitab — Statistical analysis and desk calculator. Version: OMNITAB II.
- ooblast — a primordial cell from which the ovum is developed.
- orbital — of or relating to an orbit.
- outback — (sometimes initial capital letter) the back country or remote settlements; the bush (usually preceded by the).
- outbake — to bake more than or better than
- outbark — to bark more than or louder than
- outbawl — to bawl more than or louder than
- outbeam — to beam more than or brighter than
- outbrag — to brag more than or better than
- pigboat — a submarine.
- postbag — mailbag.
- potable — fit or suitable for drinking: potable water.
- probate — Law. the official proving of a will as authentic or valid in a probate court.
- pt boat — a small, fast, lightly armed, unarmored, and highly maneuverable boat used chiefly for torpedoing enemy shipping.
- ragbolt — barb bolt.
- reboant — resounding or reverberating loudly.
- roberta — a female given name: derived from Robert.
- robusta — a coffee tree, Coffea canephora, native to western tropical Africa and cultivated in warm regions of the Old World.
- rotblat — Joseph, 1908–2005, English physicist and anti–nuclear arms activist, born in Poland: Nobel prize 1995.
- rowboat — a small boat designed for rowing.