Word #561 01000110000

ecology — BIP39 word #561

"ecology" is word #561 of the 2048 words in the official BIP39 English wordlist, between echo and economy. In a seed phrase it stands for the 11-bit value 01000110000, decimal index 560.

/ɪˈkɒləʤi/ · noun: the study of how living things relate to their environment

Russian: экология

Binary Representation

Three 1-bits and eight 0-bits; 165 of the 2048 indexes have exactly three 1-bits.

One wrong bit turns it into (leftmost bit first):

ship alcohol gravity figure evoke dragon dune either educate edge economy

Position

#561 of 2048

Hex Index

0x230

4-Letter Prefix

ecol

About "ecology" in BIP39

"ecology" has 7 letters, but the first four, "ecol", already identify it, because "eco" also begins economy.
"ecol" is unique only within the English list: it also begins ecologia in the Portuguese list, so a four-letter backup should say which list it uses.
"ecology" appears in one of the 24 official English test vectors of BIP39: vector #14 (word 15 of 18). Every official vector passes the checksum checker, and How BIP39 works shows how the entropy turns into such words.

Official test vector #14

gravity machine north sort system female filter attitude volume fold club stay feature office ecology stable narrow fog