| left arrow | |
| left arrow curving right | |
| left luggage | |
| left pointing backhand index | |
| left-pointing magnifying glass | |
| left-right arrow | |
| left speech bubble | |
| legalise | |
| lemon | |
| leo | |
| leucocyte | |
| leukaemia | |
| levelled | |
| levelling | |
| level slider | |
| liberalisation | |
| libra | |
| licence | |
| life | |
| lift | |
| lifting barrier | |
| light | |
| light bulb | |
| light-coloured | |
| light grey | |
| lightness | |
| light rail | |
| light-rail vehicle | |
| like | |
| lilac-coloured | |
| lime | |
| lime tree | |
| limit of shunt | |
| liner | |
| lineside | |
| lining | |
| linked paperclips | |
| lion face | |
| lipstick | |
| liquorice | |
| liquorice root | |
| listen | |
| litre | |
| litter in bin sign | |
| little | |
| live | |
| livery | |
| living things | |
| loading shed | |
| localisation | |
| British English |