Glossary of Nautical Terms - My Sailing Course

Number 0 - Zero (Ze-Ro) In a marine context, "0 - Zero" refers to the code flag that represents the numerical value of zero. In international maritime signal flag(...) Read more

Number 1 - One (Wun) "Wun" is a phonetic way of saying "one" in military or marine radio communication. It is used to ensure clear and concise communication over(...) Read more

Number 2 - Two (Too) In marine terminology, "2" or "two" refers to the number two or the second in a series of items or actions. It can denote the quantity of(...) Read more

Number 3 - Three (Tree) In marine terminology, "three" (often pronounced as "tree" in a maritime context) is a signal used to indicate the number 3 in communication(...) Read more

Number 4 - Four (For Er) "Four" is the numerical value representing the quantity of 4. In marine terminology, "four" is also used to refer to the fourth officer on a(...) Read more

Number 5 - Five (Fife) "Five" is a numerical term representing the quantity of 5. In marine terminology, it may refer to a group of five individuals or objects, such(...) Read more

Number 6 - Six In marine terminology, "6" or "six" does not have a specific nautical meaning. It is simply the numerical value representing the quantity of(...) Read more

Number 7 - Seven (Sev-En) In maritime terminology, 7 or Seven (Sev-En) refers to the International Code of Signals flag representing the letter "7" in the phonetic(...) Read more

Number 8 - Eight (Ait) In marine terminology, an "ait" refers to a small island or islet located in a river or estuary. Aits are typically formed by sediment(...) Read more

Number 9 - Nine (Nin Er) In marine terminology, "9" or "nine" is a code used to indicate the number nine in radio communications or when spelling out numbers. This code(...) Read more