This notation is especially practical in scientific and mathematical contexts, since it simplifies the representation of extremely big numbers. Definition: A pound (image: lb) can be a unit of mass Utilized in the imperial and US customary systems of measurement. The international avoirdupois pound (the widespread pound utilised today) https://financefeeds.com/bitcoin-holds-firm-above-90k-as-dollar-weakness-boosts-safe-haven-appeal/