(adj.) unconventional and slightly strange

(n.) a level or rank in an organization or society, or a part of military force differentiated by position in battle or by function

(n.) a marine invertebrate with tube feet and five-part radially symmetrical bodies

(adj.) in an abnormal location or position physiologically, either as a result of genetic disorder or injury

(n.) the scientific study of how soils influence living things, particularly plants, and man's use of land for plant growth

(n.) a movement of water, counter to a main current, causing a small whirlpool

(n.) the instruction or improvement of a person morally or intellectually

(v.) to emit small bubbles of gas, as a carbonated or fermenting liquid

(n.) the ability to produce a desired or intended result

(n.) a northern sea duck, of which the male has black and white plumage and a colored head, and the brown female has soft down feathers

(n.) the freeing of someone from the control of another, especially a parent's relinquishing authority and control over a minor child

(n.) an official ban on trade or other commercial activity with a particular country

(n.) a large retail store selling a wide variety of goods

(adj.) found prevalently among a particular locality, region, or people, usually in reference to a disease

(n.) a person or thing that is mysterious, puzzling, or difficult to understand

(n.) the fifth letter of the Greek alphabet, used in physics to denote the permittivity of a medium, or the electromotive force of a circuit

(n.) the time or date (twice each year) at which day and night are of equal length

(n.) the systematic study of desert features and phenomena

(v.) to burp, or in other words, to emit stomach gas noisily through the mouth

(v.) to deliberately avoid or abstain from

(adj.) belonging to or appearing in summer

(n.) the tidal mouth of a river, where the tide meets the stream

(n.) the seventh letter of the Greek alphabet, used in thermodynamics to denote the efficiency of a Carnot heat engine, and in chemistry to denote enthalphy or heat

(n.) a short composition for a solo instrument, intended as an exercise or to demonstrate technical virtuosity

(adj.) convenient and practical, although possibly improper or immoral