The hosts play West Indies in Tauranga (01:00 GMT) in the main round of a competition postponed by a year as a result of the Covid-19 pandemic.
Britain start against top choices Australia in Hamilton on Saturday.
There will be live editorial of 20 matches on BBC Radio 5 Live Sports Extra and BBC Sounds.
There will likewise be video features on the BBC Sport site and application, and customary episodes of the No Balls digital recording, facilitated by England quick bowler Kate Cross and 2017 World Cup champ Alex Hartley, who is important for the Test Match Special critique group.
The competition is occurring against the scenery of a flood in the Omicron variation in New Zealand, so groups will be very restricted, essentially for the opening matches.
Eight groups are participating in the 50-over occasion, all playing each other across six scenes in the gathering stage before the main four development to the semi-finals.
The last will be played at the Hagley Oval in Christchurch on 3 April.
The champs will take $1.32m (£0.99m) from a complete $3.5m prize asset. The total for the heroes is twofold what England got in 2017, yet at the same time just 33% of what their male partners got for winning the men's World Cup in 2019.
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'Discount us at your risk'
Notwithstanding being simply the holders, England find in the pack pursuing Australia.
Heather Knight's side show up at the World Cup having been sufficiently beaten in the Ashes, when they went winless across the multi-design series.
Seven players stay from the crew that won an emotional last at a sold-out Lord's five years prior. Laid out names like Sarah Taylor, Laura Marsh, Jenny Gunn and Danielle Hazell have continued on, to be supplanted by adolescents Sophia Dunkley, Charlie Dean and Freya Davies.
"It would be a monstrous accomplishment to return to-back and hold the prize," said opening hitter Tammy Beaumont, who was driving run-scorer and player of the competition last time.
"The circumstances in New Zealand are very like home, so it's a great one to attempt to return to-back on.
"I feel like a many individuals have kept in touch with us off. We're as yet the holders, and you discount us at your hazard."
Britain are instructed by previous Australia player Lisa Keightley, herself a World Cup victor in 2005.
"The players and all the instructing staff accept we have the stuff to win a World Cup," said Keightley.
"I'm glad to be the place where we are and Australia be top choices.
"That turns into an additional a strain. We realize they have played pretty predictable cricket throughout the course of recent years. They are top choices. They probably won't say it, however we as a whole realize that they are."
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Australia the group to beat
Meg Lanning's Australia are probably the most grounded group in all worldwide game.
Their Ashes win came on top of two T20 World Cup triumphs since the last 50-over competition, the second was before 86,174 observers at the last in Melbourne two years prior.
In any case, they were beaten by New Zealand in their last warm-up match and will be aware of the destiny they experienced in 2017, when they were dazed in the semi-finals by a roused India.
Britain thump India in the heart-halting last and it stays genuine that an Indian triumph in a worldwide competition - they have lost in three finals - would give a boundless lift to the profile of the ladies' down in the greatest cricketing country on earth.
They by and by brag a batting line-up trickling with ability, while amazing chief Mithali Raj and quick bowler Jhulan Goswami will play in their last World Cup.
South Africa are positioned as the second-best group on the planet - in front of England - however the Proteas should manage without harmed skipper Dane van Niekerk. New Zealand will enjoy home benefit, however are erratic - in the warm-ups their success over Australia came after a misfortune to Pakistan, the most minimal positioned group in the opposition.
Pakistan chief Bismah Maroof is one of the accounts of the competition. She drives her group just a brief time subsequent to bringing forth her child girl, who is going with the group. Pakistan meet India in Tauranga on Sunday.
Everything being equal, Pakistan will be hoping to stay away from base spot, close by Bangladesh, who are playing in their first World Cup.
West Indies gloat a few hazardous players, however look a sorry excuse for the group that arrived at the 50-over World Cup last in 2013, then, at that point, lifted the T20 title in 2016.
Will Covid have an impact?
Currently postponed, the World Cup shows up in New Zealand as the nation manages its greatest spike in Covid cases since the pandemic started.
Each of the groups embraced seven days of hard quarantine on appearance, however are not living in severe 'bubble' conditions.
To get ready for crews being hit by a Covid flare-up, the International Cricket Council has decided that matches can happen assuming a group has at least nine fit players.
Australia's Ashleigh Gardner tried positive on Thursday and will seclude for 10 days, meaning she will miss the games against England and Pakistan.
With New Zealand under 'red' limitations, swarms at matches will be covered at 10% of a scene's absolute limit.
Competition coordinators are confident that a facilitating of limitations throughout the extended occasion will prompt expanded swarms for the last option stages.
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