<p><strong>Adjective</strong></p><ul><li>having no part higher than another</li><li>having a flat or even surface</li></ul><p><strong>Synonyms</strong></p><ul><li>flush</li></ul><p><strong>Antonyms</strong></p><ul><li>uneven</li></ul><p><strong>Definition</strong></p><ul><li>being in a plane parallel to the plane of the horizon; horizontal</li></ul><p><strong>Synonyms</strong></p><ul><li>flush</li></ul><p><strong>Antonyms</strong></p><ul><li>vertical</li></ul><p><strong>Definition</strong></p><ul><li>equal, as one thing with another or two or more things with one another</li><li>even, equable, or uniform</li><li>filled to a height even with the rim of a container: a level teaspoon of salt</li><li>mentally well-balanced; sensible; rational: to keep a level head in a crisis</li></ul><p><strong>Noun</strong></p><ul><li>a device used for determining or adjusting something to a horizontal surface</li><li>an instrument for observing levels, having a sighting device, usually telescopic, and capable of being made precisely horizontal</li><li>an observation made with this instrument</li><li>spirit level</li><li>an imaginary line or surface everywhere at right angles to the plumb line</li><li>the horizontal line or plane in which anything is situated, with regard to its elevation</li><li>a horizontal position or condition</li><li>an extent of land approximately horizontal and unbroken by irregularities</li><li>a level or flat surface</li><li>a position with respect to a given or specified height: The water rose to a level of 30 feet</li><li>a position or plane in a graded scale of values; status; rank</li><li>an extent, measure, or degree of intensity, achievement, etc.: a high level of sound; an average level of writing skill</li><li>Linguistics: a major subdivision of linguistic structure, as phonology, morphology, or syntax, often viewed as hierarchically ordered</li><li>Mining: the interconnected horizontal mine workings at a particular elevation or depth</li><li>(in a video game or role-playing game) a discrete section in game design or narrative that ends with a culminating event, as a boss battle</li></ul><p><strong>Verb</strong></p><ul><li>to make (a surface) level, even, or flat: to level ground before building</li></ul><p><strong>Synonyms</strong></p><ul><li>flatten</li><li>smooth</li></ul><p><strong>Definition</strong></p><ul><li>to raise or lower to a particular level or position; to make horizontal</li><li>to bring (something) to the level of the ground; raze: They leveled the trees to make way for the new highway</li></ul><p><strong>Synonyms</strong></p><ul><li>destroy</li><li>demolish</li><li>raze</li></ul><p><strong>Informal</strong></p><ul><li>to knock down (a person): He leveled his opponent with one blow</li><li>to make equal, as in status or condition</li></ul><p><strong>Synonyms</strong></p><ul><li>equalize</li></ul><p><strong>Definition</strong></p><ul><li>to make even or uniform, as coloring</li></ul><p><strong>Historical Linguistics</strong></p><ul><li>(of the alternative forms of a paradigm) to reduce in number or regularize: Old English “him” (dative) and “hine” (accusative) have been leveled to Modern English “him.”</li><li>to aim or point (a weapon, criticism, etc.) at a mark or objective: He leveled his criticism at the college as a whole</li></ul><p><strong>Synonyms</strong></p><ul><li>direct</li></ul><p><strong>Surveying</strong></p><ul><li>to find the relative elevation of different points in (land), as with a level</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>to bring things or persons to a common level</li><li>to aim a weapon, criticism, etc., at a mark or objective</li><li>to take a level</li><li>to use a leveling instrument</li><li>to speak truthfully and openly (often followed by with): You're not leveling with me about your trip to Chicago</li></ul><p><strong>Obsolete</strong></p><ul><li>to direct the mind, purpose, etc., at something</li></ul><p><strong>Adverb</strong></p><ul><li>obsolete: in a level, direct, or even way or line</li></ul><p><strong>Verb Phrase</strong></p><ul><li>Aeronautics: to maintain a constant altitude after a climb or descent</li><li>to become stable; reach a constant or limit</li><li>to make even or smooth</li><li>(in a video game or tabletop game) to obtain a higher character level or skill rank, or improve the quality or performance statistics of an object, as a weapon</li><li>to perform at a higher standard than expected, or show vast improvement</li></ul>