glacier

freak: (informal) a person with a very strong interest in a particular subject

outcrop: a large mass of rock that stands above the surface of the ground

lexicon: (linguistics) all the words and phrases used in a particular language or subject; all the words and phrases used and known by a particular person or group of people

crag: a high, steep, rough mass of rock

crux: the most important or difficult part of a problem or an issue

belay: (specialist) (in climbing) to attach a rope to a rock, etc.; to make a person safe while climbing by attaching a rope to the person and to a rock, etc.

bivouac: a temporary camp or shelter, without a tent, that is made and used especially by people climbing mountains or by soldiers

branch out: to start to do an activity that you have not done before, especially in your work or business

iron out: to get rid of any problems or difficulties that are affecting something

stipend: an amount of money that is paid regularly to somebody, especially a priest, as wages or money to live on

glaciated: covered or having been covered by glaciers or ice sheets.

glacier: a slow-moving mass or river of ice, formed from snow on mountains or near the North Pole or South Pole

careen: to move forward very quickly especially in a way that is dangerous or shows a loss of control

mumble: to speak or say something in a quiet voice in a way that is not clear

weird: DJ[wiəd]

Bill Gates "Source Code"

Online Dictionaries Used:

hk.dictionary.search.yahoo.com

www.oxfordlearnersdictionaries.com