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Words that start with O

Orange orangutans avidly ogle an orchard of oleanders in Oregon.

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O is for Orchestra

An orchestra is a large group of people together, all playing musical instruments. There are a particular number of each kind of musical instrument in an orchestra. Orchestras can play beautiful music, and people often go out to a special place like a theatre just to listen to an orchestra play. A person who directs an orchestra is called a conductor.

O is for Orchid

Orchids are a very big plant family. There are more different kinds of orchid than there are different kinds of bird. Orchids are found everywhere except deserts and glaciers. Orchids are grown for their pretty flowers. You can tell an orchid mainly by one of its petals being somehow different to all the others.

O is for Order

An order is a command you give to someone else to tell them to do something.

O is for Ordinary

Something is ordinary if there is nothing outstanding about it.
Something is ordinary if you don't really notice it as you pass by.

O is for Ore

An ore is a kind of rock that can be processed to turn it into something valuable, like metal or an element like sulfur.
Low grade ore doesn't contain much of what you want, whereas high grade ore contains a lot. Ore is usually dug up in large quantities in a mine.

O is for Oregano

Oragano is a herb often used in Greek, Spanish and Italian cooking. It comes from the Mediterranean region. Oregano is very commonly used on pizza.

O is for Oregon

Oregon, abbreviated to OR, is a state on the north west coast of the United States of America. The capital of Oregon is Salem and the largest city in Oregon is Portland.

O is for Organ

An organ is a part of the body that has a job to do. Your different organs work together to help you live and stay healthy.

Organs include the heart, lungs, liver, brain, skin and many more. Different organs help digest your food, filter waste or protect you from harm.

O is for Organism

An organism is anything that is alive and able to grow and reproduce.
The organism in the picture is a jellyfish.

O is for Origami

Origami is a traditional Japanese art of folding paper. Generally only one piece of paper is used, without cutting and without glue, and all sorts of interesting shapes can be made. The picture is of a collection of origami cranes.

O is for Original

Something is original if it has never been done before. An idea is original if it has never been thought of before, and a painting is original if it is the first time that picture has been painted. If something has been made as a copy or modified from something else, the thing it has been copied from is the original.
The dress in the picture is original, because it is hand-made and there is no other dress like it.

O is for Ornament

An ornament is something that is purely to look good, or make something else look good. Ornaments are hung on Christmas trees at Christmas time. Some cars have hood ornaments. The picture is of a stone garden ornament.

O is for Ornate

Something is ornate if it has a lot of elaborate ornamentation on it. The doorknocker in the picture is quite ornate.

O is for Orrery

An orrery is a model that shows the movements of planets and moons around the Sun. It uses small model planets and timed moving parts to represent objects in space. Orreries are often found in museums, classrooms or science centers, where they help people learn about the solar system. They might be battery powered, clockwork or you turn a handle to move the parts.

O is for Osprey

The osprey is a bird of prey that typically has brown wings and a pale chest. It lives near bodies of water, where it dives from the air to grab fish out of the water.

O is for Ostentation

A group of peacocks is called an ostentation.

O is for Ostrich

The ostrich is a large flightless bird that is native to Africa. It is the largest bird in the world, and is farmed for its meat, skin and feathers. The ostrich egg when first laid contains the largest single cell on earth.

O is for Otter

Otters are a medium sized animal that spends most of its time in the water. Otters are excellent swimmers, and they eat mostly fish but will also eat small animals and birds if they catch them.
Otters are related to weasels and badgers.

O is for Ottoman

An ottoman is a low seat with no arms, sometimes with a storage space inside. You often use an ottoman to put your feet up on, like a footstool.

O is for Ouch

You say ouch! when you hurt yourself.

The person in the picture has a caltrop stuck in their finger. Ouch!